LT1117CST-5#PBF - Analog Devices Inc.

Manufacturer Part Number

LT1117CST-5#PBF

Manufacturer

Analog Devices

Introduction

Low Drop Out (LDO) Linear Voltage Regulator designed for power management.

Product Features and Performance

Single Positive Output LDO Regulator

Fixed Output Voltage of 5V

High output current capability of 800mA

Low dropout voltage of 1.2V at full load

Power Supply Rejection Ratio (PSRR) of 75dB at 120Hz

Operational over a wide temperature range from 0°C to 125°C

Surface Mount SOT-223 Package for efficient PCB utilization

Product Advantages

Stable fixed 5V output for consistent power supply

Suitable for high current applications up to 800mA

Low dropout enhances efficiency and allows operation closer to the supply voltage

Good noise rejection (PSRR) to maintain steady voltage under fluctuating power conditions

Robust thermal performance with over-temperature protection

Key Technical Parameters

Input Voltage (Max): 15V

Output Voltage (Fixed): 5V

Current - Output: 800mA

Voltage Dropout (Max): 1.2V @ 800mA

Current - Quiescent (Iq): 10mA

PSRR: 75dB (120Hz)

Operating Temperature Range: 0°C ~ 125°C

Quality and Safety Features

Over Temperature Protection

Robust operating temperature range ensuring stability across various conditions

Compatibility

Compatible with surface mount technology (Mounting Type: Surface Mount)

Standard SOT-223 packaging for widespread PCB compatibility

Application Areas

Consumer Electronics

Telecommunication Systems

Embedded Systems

Portable and Battery-powered Devices

Product Lifecycle

Status: Active

Not nearing discontinuation, ensuring supply continuity

Availability of replacements or upgrades aligned with industry standards

Reasons to Choose This Product

Highly reliable output voltage for critical power management needs

Efficiently powers a wide range of consumer and industrial devices

The low dropout feature allows for better battery utilization in portable applications

Strong ripple rejection ensures clean voltage supply, reducing the need for additional filtering

Durable construction and protection features provide long-term reliability